<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>饼状图</title>
		<script type="text/javascript" src="../echarts.js"></script>
	</head>
	<body>
		<!-- 为 ECharts 准备一个具备大小（宽高）的 DOM -->
    <div id="main" style="width: 100%;height:800px;"></div>
	</body>
</html>

<script type="text/javascript">
	// 基于准备好的dom，初始化echarts实例
    var myChart = echarts.init(document.getElementById('main'));
    
    var option = {
    backgroundColor: '#2c343c',
    textStyle:{
    	fontSize:25
    },
    visualMap: {
        show: false,
        min: 80,
        max: 600,
        inRange: {
            colorLightness: [0, 1]
        }
    },
    series : [
        {
            name: '访问来源',
            type: 'pie',
            radius: '55%',
            data:[
                {value:235, name:'视频广告'},
                {value:274, name:'联盟广告'},
                {value:310, name:'邮件营销'},
                {value:335, name:'直接访问'},
                {value:400, name:'搜索引擎'}
            ],
            roseType: 'angle',
            label: {
                normal: {
                    textStyle: {
                        color: 'rgba(255, 255, 255, 0.3)'
                    }
                }
            },
            labelLine: {
                normal: {
                    lineStyle: {
                        color: 'rgba(255, 255, 255, 0.3)'
                    }
                }
            },
            itemStyle: {
                normal: {
                    color: '#c23531',
                    shadowBlur: 200,
                    shadowColor: 'rgba(0, 0, 0, 0.5)'
                }
            }
        }
    ]
};
    
    
    // 使用刚指定的配置项和数据显示图表。
    myChart.setOption(option);
	
</script>
